make responses more meaningful

server/handler/vmModify.go

@@ -43,6 +43,8 @@ func (h *Handler) VmModify(w http.ResponseWriter, r *http.Request) {
 	if event.CloudEvent.Data.ConfigChanges == nil {
 		h.Logger.Warn("Received event contains no config change")
 		prettyPrint(event)
+		w.WriteHeader(http.StatusAccepted)
+		fmt.Fprintf(w, "Processed update event but no config changes were found\n")
 	} else {
 		h.Logger.Debug("Received event contains config change info")
 		configChanges = h.processConfigChanges(event.CloudEvent.Data.ConfigChanges.Modified)
@@ -83,8 +85,12 @@ func (h *Handler) VmModify(w http.ResponseWriter, r *http.Request) {
 			} else {
 				h.Logger.Debug("created database record", "insert_result", result)
 				w.WriteHeader(http.StatusOK)
-				fmt.Fprintf(w, "Update Request (%d): %v\n", len(reqBody), string(reqBody))
+				fmt.Fprintf(w, "Processed update event: %v\n", result)
+				return
 			}
+		} else {
+			w.WriteHeader(http.StatusAccepted)
+			fmt.Fprintf(w, "Processed update event but no config changes were of interest\n")
 		}
 	}
 }